Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/70-13 | 225/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.75 (603.2) | 23.86 (606) | 0.11 (2.8) 0.5% |
| Width inches (mm) | 7.68 (195) | 8.86 (225) | 1.18 (30) 15.4% |
| Circum. inches (mm) | 74.61 (1895.01) | 74.95 (1903.81) | 0.35 (8.8) 0.5% |
| Sidewall Height inches (mm) | 5.37 (136.5) | 4.43 (112.5) | -0.94 (-24) -17.6% |
| Revolutions per mile (km) | 849.25 (527.7) | 845.33 (525.26) | -3.92 (-2.44) -0.5% |
225/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.09 mph (32.34 km/h) |
| 25 mph (40.23 km/h) | 25.12 mph (40.42 km/h) |
| 30 mph (48.28 km/h) | 30.14 mph (48.5 km/h) |
| 35 mph (56.33 km/h) | 35.16 mph (56.59 km/h) |
| 40 mph (64.37 km/h) | 40.19 mph (64.67 km/h) |
| 45 mph (72.42 km/h) | 45.21 mph (72.76 km/h) |
| 50 mph (80.47 km/h) | 50.23 mph (80.84 km/h) |
| 55 mph (88.51 km/h) | 55.26 mph (88.92 km/h) |
| 60 mph (96.56 km/h) | 60.28 mph (97.01 km/h) |
| 65 mph (104.61 km/h) | 65.3 mph (105.09 km/h) |
| 70 mph (112.65 km/h) | 70.32 mph (113.18 km/h) |
| 75 mph (120.7 km/h) | 75.35 mph (121.26 km/h) |
| 80 mph (128.75 km/h) | 80.37 mph (129.35 km/h) |
| 85 mph (136.79 km/h) | 85.39 mph (137.43 km/h) |
| 90 mph (144.84 km/h) | 90.42 mph (145.51 km/h) |
| 95 mph (152.89 km/h) | 95.44 mph (153.6 km/h) |
| 100 mph (160.93 km/h) | 100.46 mph (161.68 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2151 | 2499 | 2691 | 2810 | 2938 | 3030 | 3131 | 3250 | 3414 | 3579 | 3762 | 3909 | 4174 | 4467 | 4696 | 4842 | 4925 | 5227 | 5648 | 6563 |
Better Fuel Economy Factory Ratios Increased Power
